CVE-2022-50496
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
04/10/2025
Last modified:
06/10/2025
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
dm cache: Fix UAF in destroy()<br />
<br />
Dm_cache also has the same UAF problem when dm_resume()<br />
and dm_destroy() are concurrent.<br />
<br />
Therefore, cancelling timer again in destroy().
Impact
References to Advisories, Solutions, and Tools
- https://git.kernel.org/stable/c/034cbc8d3b47a56acd89453c29632a9c117de09d
- https://git.kernel.org/stable/c/2b17026685a270b2beaf1cdd9857fcedd3505c7e
- https://git.kernel.org/stable/c/2f097dfac7579fd84ff98eb1d3acd41d53a485f3
- https://git.kernel.org/stable/c/4d20032dd90664de09f2902a7ea49ae2f7771746
- https://git.kernel.org/stable/c/6a3e412c2ab131c54945327a7676b006f000a209
- https://git.kernel.org/stable/c/6a459d8edbdbe7b24db42a5a9f21e6aa9e00c2aa
- https://git.kernel.org/stable/c/6ac4f36910764cb510bafc4c3768544f86ca48ca
- https://git.kernel.org/stable/c/993406104d2b28fe470126a062ad37a1e21e792e
- https://git.kernel.org/stable/c/d2a0b298ebf83ab6236f66788a3541e91ce75a70